Question

What event started World War II, setting off war in Europe?

A) Battle of Britain
B Germany invaded Poland
Japan bombed Pearl Harbor
D Japanese aggression in East Asia

Answer 1

Germany's invasion of Poland started World War II in Europe.

Step-by-step explanation:

The event that started World War II and set off war in Europe was Germany's invasion of Poland. On September 1, 1939, German forces invaded Poland, which was followed by declarations of war from France and the United Kingdom.

Learn more about Causes of World War II